<!DOCTYPE html>
<html lang="en">
<head>
    <meta name="viewport" content="width=device-width,initial-scale=1.0">
    <meta charset="UTF-8">
    <title>用户登录</title>
    <link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/3.4.1/css/bootstrap.min.css" integrity="sha384-HSMxcRTRxnN+Bdg0JdbxYKrThecOKuH5zCYotlSAcp1+c8xmyTe9GYg1l9a69psu" crossorigin="anonymous">
</head>
<body>
<form class="form-horizontal" action="login.php" method="POST">
    <div class="form-group">
        <label for="inputEmail3" class="col-sm-2 control-label">Email</label>
        <div class="col-sm-10">
            <input type="username" name="username" class="form-control" id="inputEmail3">
        </div>
    </div>
    <div class="form-group">
        <label for="inputPassword3" class="col-sm-2 control-label">Password</label>
        <div class="col-sm-10">
            <input type="password" name="password" class="form-control" id="inputPassword3" placeholder="Password">
        </div>
    </div>
    <div class="form-group">
        <div class="col-sm-offset-2 col-sm-10">
            <button type="submit" class="btn btn-default">Sign in</button>
            <a type="button" href="regist.html" class="btn btn-default">Register</a>
        </div>
    </div>
</form>
</body>
</html>